High Performance Computing most generally refers to the practice of aggregating computing power in a way that delivers much higher performance than one could get out of a typical desktop computer or workstation in order to solve large problems in science, engineering, or business. High-performance computing (HPC) is the ability to process data and perform. A desktop computer generally has a single processing chip, commonly called a CPU. High Performance Computing most generally refers to the practice of. The term applies especially to systems that function above a teraflop or 1012 floating-point operations per second. HPC brings together several technologies such as computer architecture, algorithms, programs and electronics, and system software under a.